2 * Xilinx xps_ll_temac ethernet driver for u-boot
6 * Copyright (C) 2011 - 2012 Stephan Linz <linz@li-pro.net>
7 * Copyright (C) 2008 - 2011 Michal Simek <monstr@monstr.eu>
8 * Copyright (C) 2008 - 2011 PetaLogix
10 * Based on Yoshio Kashiwagi kashiwagi@co-nss.co.jp driver
11 * Copyright (C) 2008 Nissin Systems Co.,Ltd.
14 * This program is free software; you can redistribute it and/or modify it
15 * under the terms of the GNU General Public License as published by the
16 * Free Software Foundation; either version 2 of the License, or (at your
17 * option) any later version.
19 * [0]: http://www.xilinx.com/support/documentation
21 * [S]: [0]/ip_documentation/xps_ll_temac.pdf
22 * [A]: [0]/application_notes/xapp1041.pdf
24 #ifndef _XILINX_LL_TEMAC_
25 #define _XILINX_LL_TEMAC_
32 #include <asm/types.h>
33 #include <asm/byteorder.h>
35 #include "xilinx_ll_temac_sdma.h"
37 #if !defined(__BIG_ENDIAN)
38 # error LL_TEMAC requires big endianess
42 * TEMAC Memory and Register Definition
44 * [1]: [0]/ip_documentation/xps_ll_temac.pdf
45 * page 19, Memory and Register Descriptions
48 /* direct soft registers (low part) */
49 u32 raf; /* Reset and Address Filter */
50 u32 tpf; /* Transmit Pause Frame */
51 u32 ifgp; /* Transmit Inter Frame Gap Adjustment */
52 u32 is; /* Interrupt Status */
53 u32 ip; /* Interrupt Pending */
54 u32 ie; /* Interrupt Enable */
55 u32 ttag; /* Transmit VLAN Tag */
56 u32 rtag; /* Receive VLAN Tag */
57 /* hard TEMAC registers */
58 u32 msw; /* Most Significant Word Data */
59 u32 lsw; /* Least Significant Word Data */
60 u32 ctl; /* Control */
61 u32 rdy; /* Ready Status */
62 /* direct soft registers (high part) */
63 u32 uawl; /* Unicast Address Word Lower */
64 u32 uawu; /* Unicast Address Word Upper */
65 u32 tpid0; /* VLAN TPID Word 0 */
66 u32 tpid1; /* VLAN TPID Word 1 */
69 /* Reset and Address Filter Registers (raf), [1] p25 */
70 #define RAF_SR (1 << 13)
71 #define RAF_EMFE (1 << 12)
72 #define RAF_NFE (1 << 11)
73 #define RAF_RVSTM_POS 9
74 #define RAF_RVSTM_MASK (3 << RAF_RVSTM_POS)
75 #define RAF_TVSTM_POS 7
76 #define RAF_TVSTM_MASK (3 << RAF_TVSTM_POS)
77 #define RAF_RVTM_POS 5
78 #define RAF_RVTM_MASK (3 << RAF_RVTM_POS)
79 #define RAF_TVTM_POS 3
80 #define RAF_TVTM_MASK (3 << RAF_TVTM_POS)
81 #define RAF_BCREJ (1 << 2)
82 #define RAF_MCREJ (1 << 1)
83 #define RAF_HTRST (1 << 0)
85 /* Transmit Pause Frame Registers (tpf), [1] p28 */
86 #define TPF_TPFV_POS 0
87 #define TPF_TPFV_MASK (0xFFFF << TPF_TPFV_POS)
89 /* Transmit Inter Frame Gap Adjustment Registers (ifgp), [1] p28 */
91 #define IFGP_MASK (0xFF << IFGP_POS)
93 /* Interrupt Status, Pending, Enable Registers (is, ip, ie), [1] p29-33 */
94 #define ISPE_MR (1 << 7)
95 #define ISPE_RDL (1 << 6)
96 #define ISPE_TC (1 << 5)
97 #define ISPE_RFO (1 << 4)
98 #define ISPE_RR (1 << 3)
99 #define ISPE_RC (1 << 2)
100 #define ISPE_AN (1 << 1)
101 #define ISPE_HAC (1 << 0)
103 /* Transmit, Receive VLAN Tag Registers (ttag, rtag), [1] p34-35 */
104 #define TRTAG_TPID_POS 16
105 #define TRTAG_TPID_MASK (0xFFFF << TRTAG_TPID_POS)
106 #define TRTAG_PRIO_POS 13
107 #define TRTAG_PRIO_MASK (7 << TRTAG_PRIO_POS)
108 #define TRTAG_CFI (1 << 12)
109 #define TRTAG_VID_POS 0
110 #define TRTAG_VID_MASK (0xFFF << TRTAG_VID_POS)
112 /* Most, Least Significant Word Data Register (msw, lsw), [1] p46 */
114 #define MLSW_MASK (~0UL << MLSW_POS)
116 /* LSW Data Register for PHY addresses (lsw), [1] p66 */
117 #define LSW_REGAD_POS 0
118 #define LSW_REGAD_MASK (0x1F << LSW_REGAD_POS)
119 #define LSW_PHYAD_POS 5
120 #define LSW_PHYAD_MASK (0x1F << LSW_PHYAD_POS)
122 /* LSW Data Register for PHY data (lsw), [1] p66 */
123 #define LSW_REGDAT_POS 0
124 #define LSW_REGDAT_MASK (0xFFFF << LSW_REGDAT_POS)
126 /* Control Register (ctl), [1] p47 */
127 #define CTL_WEN (1 << 15)
128 #define CTL_ADDR_POS 0
129 #define CTL_ADDR_MASK (0x3FF << CTL_ADDR_POS)
131 /* Ready Status Register Ethernet (rdy), [1] p48 */
132 #define RSE_HACS_RDY (1 << 14)
133 #define RSE_CFG_WR (1 << 6)
134 #define RSE_CFG_RR (1 << 5)
135 #define RSE_AF_WR (1 << 4)
136 #define RSE_AF_RR (1 << 3)
137 #define RSE_MIIM_WR (1 << 2)
138 #define RSE_MIIM_RR (1 << 1)
139 #define RSE_FABR_RR (1 << 0)
141 /* Unicast Address Word Lower, Upper Registers (uawl, uawu), [1] p35-36 */
142 #define UAWL_UADDR_POS 0
143 #define UAWL_UADDR_MASK (~0UL << UAWL_UADDR_POS)
144 #define UAWU_UADDR_POS 0
145 #define UAWU_UADDR_MASK (0xFFFF << UAWU_UADDR_POS)
147 /* VLAN TPID Word 0, 1 Registers (tpid0, tpid1), [1] p37 */
148 #define TPID0_V0_POS 0
149 #define TPID0_V0_MASK (0xFFFF << TPID0_V0_POS)
150 #define TPID0_V1_POS 16
151 #define TPID0_V1_MASK (0xFFFF << TPID0_V1_POS)
152 #define TPID1_V2_POS 0
153 #define TPID1_V2_MASK (0xFFFF << TPID1_V2_POS)
154 #define TPID1_V3_POS 16
155 #define TPID1_V3_MASK (0xFFFF << TPID1_V3_POS)
158 * TEMAC Indirectly Addressable Register Index Enumeration
160 * [0]: http://www.xilinx.com/support/documentation
162 * [1]: [0]/ip_documentation/xps_ll_temac.pdf
163 * page 23, PLB Indirectly Addressable TEMAC Registers
180 TEMAC_MIIMWD = 0x3B0,
184 /* Receive Configuration Word 0, 1 Registers (RCW0, RCW1), [1] p50-51 */
185 #define RCW0_PADDR_POS 0
186 #define RCW0_PADDR_MASK (~0UL << RCW_PADDR_POS)
187 #define RCW1_RST (1 << 31)
188 #define RCW1_JUM (1 << 30)
189 #define RCW1_FCS (1 << 29)
190 #define RCW1_RX (1 << 28)
191 #define RCW1_VLAN (1 << 27)
192 #define RCW1_HD (1 << 26)
193 #define RCW1_LT_DIS (1 << 25)
194 #define RCW1_PADDR_POS 0
195 #define RCW1_PADDR_MASK (0xFFFF << RCW_PADDR_POS)
197 /* Transmit Configuration Registers (TC), [1] p52 */
198 #define TC_RST (1 << 31)
199 #define TC_JUM (1 << 30)
200 #define TC_FCS (1 << 29)
201 #define TC_TX (1 << 28)
202 #define TC_VLAN (1 << 27)
203 #define TC_HD (1 << 26)
204 #define TC_IFG (1 << 25)
206 /* Flow Control Configuration Registers (FCC), [1] p54 */
207 #define FCC_FCTX (1 << 30)
208 #define FCC_FCRX (1 << 29)
210 /* Ethernet MAC Mode Configuration Registers (EMMC), [1] p54 */
211 #define EMMC_LSPD_POS 30
212 #define EMMC_LSPD_MASK (3 << EMMC_LSPD_POS)
213 #define EMMC_LSPD_1000 (2 << EMMC_LSPD_POS)
214 #define EMMC_LSPD_100 (1 << EMMC_LSPD_POS)
215 #define EMMC_LSPD_10 0
216 #define EMMC_RGMII (1 << 29)
217 #define EMMC_SGMII (1 << 28)
218 #define EMMC_GPCS (1 << 27)
219 #define EMMC_HOST (1 << 26)
220 #define EMMC_TX16 (1 << 25)
221 #define EMMC_RX16 (1 << 24)
223 /* RGMII/SGMII Configuration Registers (PHYC), [1] p56 */
224 #define PHYC_SLSPD_POS 30
225 #define PHYC_SLSPD_MASK (3 << EMMC_SLSPD_POS)
226 #define PHYC_SLSPD_1000 (2 << EMMC_SLSPD_POS)
227 #define PHYC_SLSPD_100 (1 << EMMC_SLSPD_POS)
228 #define PHYC_SLSPD_10 0
229 #define PHYC_RLSPD_POS 2
230 #define PHYC_RLSPD_MASK (3 << EMMC_RLSPD_POS)
231 #define PHYC_RLSPD_1000 (2 << EMMC_RLSPD_POS)
232 #define PHYC_RLSPD_100 (1 << EMMC_RLSPD_POS)
233 #define PHYC_RLSPD_10 0
234 #define PHYC_RGMII_HD (1 << 1)
235 #define PHYC_RGMII_LINK (1 << 0)
237 /* Management Configuration Registers (MC), [1] p57 */
238 #define MC_MDIOEN (1 << 6)
239 #define MC_CLKDIV_POS 0
240 #define MC_CLKDIV_MASK (0x3F << MC_CLKDIV_POS)
243 * fHOSTCLK fMDC = fHOSTCLK
244 * fMDC = ------------------- ---------> MC_CLKDIV = -------- - 1
245 * (1 + MC_CLKDIV) * 2 2.5 MHz 5MHz
247 #define MC_CLKDIV(f, m) ((f / (2 * m)) - 1)
248 #define MC_CLKDIV_25(f) MC_CLKDIV(f, 2500000)
249 #define MC_CLKDIV_20(f) MC_CLKDIV(f, 2000000)
250 #define MC_CLKDIV_15(f) MC_CLKDIV(f, 1500000)
251 #define MC_CLKDIV_10(f) MC_CLKDIV(f, 1000000)
253 /* Unicast Address Word 0, 1 Registers (UAW0, UAW1), [1] p58-59 */
254 #define UAW0_UADDR_POS 0
255 #define UAW0_UADDR_MASK (~0UL << UAW0_UADDR_POS)
256 #define UAW1_UADDR_POS 0
257 #define UAW1_UADDR_MASK (0xFFFF << UAW1_UADDR_POS)
259 /* Multicast Address Word 0, 1 Registers (MAW0, MAW1), [1] p60 */
260 #define MAW0_MADDR_POS 0
261 #define MAW0_MADDR_MASK (~0UL << MAW0_MADDR_POS)
262 #define MAW1_RNW (1 << 23)
263 #define MAW1_MAIDX_POS 16
264 #define MAW1_MAIDX_MASK (3 << MAW1_MAIDX_POS)
265 #define MAW1_MADDR_POS 0
266 #define MAW1_MADDR_MASK (0xFFFF << MAW1_MADDR_POS)
268 /* Address Filter Mode Registers (AFM), [1] p63 */
269 #define AFM_PM (1 << 31)
271 /* Interrupt Status, Enable Registers (TIS, TIE), [1] p63-65 */
272 #define TISE_CFG_W (1 << 6)
273 #define TISE_CFG_R (1 << 5)
274 #define TISE_AF_W (1 << 4)
275 #define TISE_AF_R (1 << 3)
276 #define TISE_MIIM_W (1 << 2)
277 #define TISE_MIIM_R (1 << 1)
278 #define TISE_FABR_R (1 << 0)
280 /* MII Management Write Data Registers (MIIMWD), [1] p66 */
281 #define MIIMWD_DATA_POS 0
282 #define MIIMWD_DATA_MASK (0xFFFF << MIIMWD_DATA_POS)
284 /* Ethernet interface ready status */
285 int ll_temac_check_status(struct temac_reg *regs, u32 mask);
287 /* Indirect write to ll_temac. */
288 int ll_temac_indirect_set(struct temac_reg *regs, u16 regn, u32 reg_data);
290 /* Indirect read from ll_temac. */
291 int ll_temac_indirect_get(struct temac_reg *regs, u16 regn, u32* reg_data);
294 phys_addr_t ctrladdr;
295 phys_addr_t sdma_reg_addr[SDMA_CTRL_REGNUMS];
297 unsigned (*in32)(phys_addr_t);
298 void (*out32)(phys_addr_t, unsigned);
300 int (*ctrlinit) (struct eth_device *);
301 int (*ctrlhalt) (struct eth_device *);
302 int (*ctrlreset) (struct eth_device *);
305 struct phy_device *phydev;
307 char mdio_busname[MDIO_NAME_LEN];
310 #endif /* _XILINX_LL_TEMAC_ */